Merge pull request 'client' (#5) from client into develop

Reviewed-on: #5
This commit is contained in:
JakeHillion 2020-11-16 12:15:02 +00:00
commit 907093a925
11 changed files with 630 additions and 6533 deletions

1
.gitignore vendored
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@ -1,3 +1,4 @@
graphs/
# Created by https://www.toptal.com/developers/gitignore/api/python,intellij+all,dotenv
# Edit at https://www.toptal.com/developers/gitignore?templates=python,intellij+all,dotenv

View File

@ -30,12 +30,11 @@
"source": [
"import os\n",
"import ipaddress\n",
"import threading\n",
"from typing import Dict\n",
"\n",
"import runners\n",
"from structure import Bridge\n",
"from structure import RemotePortal, LocalPortal\n",
"from structure import Interface, IpMethod\n",
"from structure import StandardEnvironment, StandardTest, StandardIperfResult\n",
"from structure.structure import DirectEnvironment, DirectTest\n",
"\n",
"%load_ext dotenv\n",
"%dotenv"
@ -85,8 +84,37 @@
" 'branch': os.getenv('TARGET_BRANCH'),\n",
"}\n",
"\n",
"directionInbound = {}\n",
"directionOutbound = {}"
"directionInbound: Dict[str, StandardIperfResult] = {}\n",
"directionOutbound: Dict[str, StandardIperfResult] = {}\n",
"\n",
"def run_and_save_test(env: StandardEnvironment, test: StandardTest):\n",
" (directionInbound[test.name()], directionOutbound[test.name()]) = env.test(test)\n",
"\n",
"def attempt_n_times(foo, n=3):\n",
" i = 0\n",
" while True:\n",
" try:\n",
" return foo()\n",
" except Exception as e:\n",
" if i == n:\n",
" raise e\n",
" finally:\n",
" i += 1\n",
"\n",
"\n",
"fast_tests = True"
]
},
{
"cell_type": "markdown",
"metadata": {
"collapsed": false,
"pycharm": {
"name": "#%% md\n"
}
},
"source": [
"### Direct Server to Server Testing"
]
},
{
@ -99,35 +127,24 @@
},
"outputs": [],
"source": [
"rp = RemotePortal([Interface(IpMethod.Auto4)], setup_params=setup_params)\n",
"lp = LocalPortal([\n",
" Interface(IpMethod.Auto4),\n",
"], None, setup_params=setup_params)\n",
"\n",
"rp.set_local_portal(lp)\n",
"lp.set_remote_portal(rp)\n",
"\n",
"top_level_bridge = Bridge(*[\n",
" rp.get_interfaces()[0],\n",
" lp.get_interfaces()[0],\n",
"])\n",
"\n",
"try:\n",
" runner.build(top_level_bridge)\n",
"\n",
" lp.get_interfaces()[0].set_rate(1)\n",
" lp.speedtest_server()\n",
" directionInbound['One1MBNotProxied'] = rp.speedtest_client(lp.get_interfaces()[0].get_address())\n",
" rp.speedtest_server()\n",
" directionOutbound['One1MBNotProxied'] = lp.speedtest_client(rp.get_interfaces()[0].get_address())\n",
"\n",
" lp.get_interfaces()[0].set_rate(2)\n",
" lp.speedtest_server()\n",
" directionInbound['One2MBNotProxied'] = rp.speedtest_client(lp.get_interfaces()[0].get_address())\n",
" rp.speedtest_server()\n",
" directionOutbound['One2MBNotProxied'] = lp.speedtest_client(rp.get_interfaces()[0].get_address())\n",
"finally:\n",
" runner.teardown()"
"def direct_tests():\n",
" with DirectEnvironment(runner) as env:\n",
" run_and_save_test(env, DirectTest(1, variation_target=0.4 if fast_tests else 0.2))\n",
" run_and_save_test(env, DirectTest(2, variation_target=0.4 if fast_tests else 0.2))\n",
" run_and_save_test(env, DirectTest(3, variation_target=0.4 if fast_tests else 0.2))\n",
" run_and_save_test(env, DirectTest(4, variation_target=0.4 if fast_tests else 0.2))"
]
},
{
"cell_type": "markdown",
"metadata": {
"collapsed": false,
"pycharm": {
"name": "#%% md\n"
}
},
"source": [
"### Local Portal with 2 Interfaces"
]
},
{
@ -140,59 +157,28 @@
},
"outputs": [],
"source": [
"rp = RemotePortal([Interface(IpMethod.Auto4)], setup_params=setup_params)\n",
"lp = LocalPortal([\n",
" Interface(IpMethod.Auto4),\n",
" Interface(IpMethod.Auto4),\n",
"], None, setup_params=setup_params)\n",
"def two_interface_tests():\n",
" with StandardEnvironment(2, runner, setup_params) as env:\n",
" run_and_save_test(env, StandardTest([1,1], variation_target=0.4 if fast_tests else 0.2))\n",
" run_and_save_test(env, StandardTest([1,2], variation_target=0.4 if fast_tests else 0.2))\n",
" run_and_save_test(env, StandardTest([2,2], variation_target=0.4 if fast_tests else 0.2))\n",
" run_and_save_test(env, StandardTest(\n",
" [2,2],\n",
" events={10: (0,1), 15: (0,2)},\n",
" duration=30,\n",
" variation_target=0.8 if fast_tests else 0.5,\n",
" ))\n",
"\n",
"rp.set_local_portal(lp)\n",
"lp.set_remote_portal(rp)\n",
"\n",
"top_level_bridge = Bridge(*[\n",
" rp.get_interfaces()[0],\n",
" *lp.get_interfaces()[0:2],\n",
"])\n",
"\n",
"try:\n",
" runner.build(top_level_bridge)\n",
"\n",
" lp.get_interfaces()[0].set_rate(1)\n",
" lp.get_interfaces()[1].set_rate(1)\n",
"\n",
" lp.speedtest_server()\n",
" directionInbound['Two1MBProxied'] = rp.speedtest_client('172.19.152.3')\n",
" rp.speedtest_server()\n",
" directionOutbound['Two1MBProxied'] = lp.speedtest_client('172.19.152.2')\n",
"\n",
" lp.get_interfaces()[0].set_rate(2)\n",
" lp.get_interfaces()[1].set_rate(2)\n",
"\n",
" lp.speedtest_server()\n",
" directionInbound['Two2MBProxied'] = rp.speedtest_client('172.19.152.3')\n",
" rp.speedtest_server()\n",
" directionOutbound['Two2MBProxied'] = lp.speedtest_client('172.19.152.2')\n",
"\n",
" lp.get_interfaces()[0].set_rate(1)\n",
" lp.get_interfaces()[1].set_rate(2)\n",
"\n",
" lp.speedtest_server()\n",
" directionInbound['One1MBOne2MBProxied'] = rp.speedtest_client('172.19.152.3')\n",
" rp.speedtest_server()\n",
" directionOutbound['One1MBOne2MBProxied'] = lp.speedtest_client('172.19.152.2')\n",
"\n",
" lp.get_interfaces()[0].set_rate(2)\n",
" lp.get_interfaces()[1].set_rate(2)\n",
"\n",
" lp.speedtest_server()\n",
" threading.Timer(5+15, lambda: lp.get_interfaces()[1].set_rate(1)).start()\n",
" threading.Timer(5+30, lambda: lp.get_interfaces()[1].set_rate(2)).start()\n",
"\n",
" directionInbound['One2MBOneYMBProxiedSlow15Return30'] = rp.speedtest_client('172.19.152.3', time=60)\n",
" rp.speedtest_server()\n",
" directionOutbound['One2MBOneYMBProxiedSlow15Return30'] = lp.speedtest_client('172.19.152.2', time=60)\n",
"finally:\n",
" runner.teardown()"
"attempt_n_times(two_interface_tests)"
]
},
{
"cell_type": "markdown",
"metadata": {
"collapsed": false
},
"source": [
"### Local Portal with 3 Interfaces"
]
},
{
@ -205,34 +191,21 @@
},
"outputs": [],
"source": [
"rp = RemotePortal([Interface(IpMethod.Auto4)], setup_params=setup_params)\n",
"lp = LocalPortal([\n",
" Interface(IpMethod.Auto4),\n",
" Interface(IpMethod.Auto4),\n",
" Interface(IpMethod.Auto4),\n",
"], None, setup_params=setup_params)\n",
"def three_interface_tests():\n",
" with StandardEnvironment(3, runner, setup_params) as env:\n",
" run_and_save_test(env, StandardTest([1,1,1], variation_target=0.4 if fast_tests else 0.2))\n",
" run_and_save_test(env, StandardTest([2,2,2], variation_target=0.4 if fast_tests else 0.2))\n",
"\n",
"rp.set_local_portal(lp)\n",
"lp.set_remote_portal(rp)\n",
"\n",
"top_level_bridge = Bridge(*[\n",
" rp.get_interfaces()[0],\n",
" *lp.get_interfaces()[0:3],\n",
"])\n",
"\n",
"try:\n",
" runner.build(top_level_bridge)\n",
"\n",
" lp.get_interfaces()[0].set_rate(1)\n",
" lp.get_interfaces()[1].set_rate(1)\n",
" lp.get_interfaces()[2].set_rate(1)\n",
"\n",
" lp.speedtest_server()\n",
" directionInbound['Three1MBProxied'] = rp.speedtest_client('172.19.152.3')\n",
" rp.speedtest_server()\n",
" directionOutbound['Three1MBProxied'] = lp.speedtest_client('172.19.152.2')\n",
"finally:\n",
" runner.teardown()"
"attempt_n_times(three_interface_tests)"
]
},
{
"cell_type": "markdown",
"metadata": {
"collapsed": false
},
"source": [
"### Local Portal with 4 Interfaces"
]
},
{
@ -245,36 +218,12 @@
},
"outputs": [],
"source": [
"rp = RemotePortal([Interface(IpMethod.Auto4)], setup_params=setup_params)\n",
"lp = LocalPortal([\n",
" Interface(IpMethod.Auto4),\n",
" Interface(IpMethod.Auto4),\n",
" Interface(IpMethod.Auto4),\n",
" Interface(IpMethod.Auto4),\n",
"], None, setup_params=setup_params)\n",
"def four_interface_tests():\n",
" with StandardEnvironment(4, runner, setup_params) as env:\n",
" run_and_save_test(env, StandardTest([1,1,1,1], variation_target=0.4 if fast_tests else 0.2))\n",
" run_and_save_test(env, StandardTest([2,2,2,2], variation_target=0.4 if fast_tests else 0.2))\n",
"\n",
"rp.set_local_portal(lp)\n",
"lp.set_remote_portal(rp)\n",
"\n",
"top_level_bridge = Bridge(*[\n",
" rp.get_interfaces()[0],\n",
" *lp.get_interfaces()[0:4],\n",
"])\n",
"\n",
"try:\n",
" runner.build(top_level_bridge)\n",
"\n",
" lp.get_interfaces()[0].set_rate(1)\n",
" lp.get_interfaces()[1].set_rate(1)\n",
" lp.get_interfaces()[2].set_rate(1)\n",
" lp.get_interfaces()[3].set_rate(1)\n",
"\n",
" lp.speedtest_server()\n",
" directionInbound['Four1MBProxied'] = rp.speedtest_client('172.19.152.3')\n",
" rp.speedtest_server()\n",
" directionOutbound['Four1MBProxied'] = lp.speedtest_client('172.19.152.2')\n",
"finally:\n",
" runner.teardown()\n"
"attempt_n_times(four_interface_tests)"
]
},
{
@ -298,22 +247,57 @@
"from itertools import cycle\n",
"import matplotlib.pyplot as plt\n",
"\n",
"def plot_iperf_results(data, title, events=None, filename=None, start_at_zero=True):\n",
"def plot_iperf_results(\n",
" series: Dict[str, StandardTest],\n",
" title: str = None,\n",
" direction = 'both',\n",
" error_bars_x=False,\n",
" error_bars_y=True,\n",
" filename=None,\n",
" start_at_zero=True,\n",
"):\n",
" if direction == 'both':\n",
" plot_iperf_results(series, title, 'outbound', error_bars_x, error_bars_y, filename, start_at_zero)\n",
" plot_iperf_results(series, title, 'inbound', error_bars_x, error_bars_y, filename, start_at_zero)\n",
" return\n",
"\n",
" if filename in ['png', 'eps']:\n",
" filename = 'graphs/{}{}{}{}.{}'.format(\n",
" 'I' if direction == 'inbound' else 'O',\n",
" 'Ex' if error_bars_x else '',\n",
" 'Ey' if error_bars_y else '',\n",
" ''.join(['S{}-{}'.format(i,x.name()) for (i, x) in enumerate(series.values())]),\n",
" filename,\n",
" )\n",
"\n",
" series = {\n",
" k: (directionInbound if direction == 'inbound' else directionOutbound)[v.name()] for (k, v) in series.items()\n",
" }\n",
"\n",
" cycol = cycle('brgy')\n",
"\n",
" fig = plt.figure()\n",
" axes = fig.add_axes([0,0,1,1])\n",
"\n",
" axes.set_title(title, pad=20.0)\n",
" if title is not None:\n",
" axes.set_title(title, pad=20.0 if True in [len(x.test.events) > 0 for x in series.values()] else None)\n",
"\n",
" axes.set_xlabel('Time (s)')\n",
" axes.set_ylabel('Throughput (Mbps)')\n",
"\n",
" for k, v in data.items():\n",
" intervals = [x['sum'] for x in v['intervals'] if not x['sum']['omitted']]\n",
" for k, v in series.items():\n",
" data = v.summarise()\n",
"\n",
" x_axis = [((x['start'] + x['end'])/2) for x in intervals]\n",
" y_axis = [x['bits_per_second']/1e6 for x in intervals]\n",
" axes.plot(x_axis, y_axis, next(cycol), label=k)\n",
" axes.errorbar(\n",
" data.keys(),\n",
" [x/1e6 for x in data.values()],\n",
" xerr=([x[0] for x in v.time_range().values()], [x[1] for x in v.time_range().values()]) if error_bars_x else None,\n",
" yerr=[x*1.5/1e6 for x in v.standard_deviation().values()] if error_bars_y else None,\n",
" capsize=3,\n",
" ecolor='grey',\n",
" color=next(cycol),\n",
" label=k,\n",
" )\n",
"\n",
" legend = axes.legend()\n",
"\n",
@ -321,25 +305,46 @@
" axes.set_ylim(bottom=0)\n",
" axes.set_xlim(left=0)\n",
"\n",
" if events is not None:\n",
" if False:\n",
" for k, v in events.items():\n",
" axes.axvline(k, linestyle='--', color='grey')\n",
" axes.annotate(v, (k, 1.02), xycoords=axes.get_xaxis_transform(), ha='center')\n",
"\n",
" if fast_tests:\n",
" fig.text(0.95, 0.05, 'Draft', fontsize=50, color='gray', ha='right', va='bottom', alpha=0.5)\n",
"\n",
" if filename is not None:\n",
" fig.savefig(filename, bbox_extra_artists=(legend,), bbox_inches='tight', pad_inches=0.3)"
]
},
{
"cell_type": "code",
"execution_count": null,
"metadata": {
"pycharm": {
"name": "#%%\n"
}
},
"outputs": [],
"source": [
"if not os.path.exists('graphs/'):\n",
" os.makedirs('graphs/')\n",
"\n",
"for filename in os.listdir('graphs'):\n",
" file_path = os.path.join('graphs/', filename)\n",
" os.unlink(file_path)"
]
},
{
"cell_type": "markdown",
"metadata": {
"collapsed": false,
"pycharm": {
"name": "#%% md\n"
}
},
"source": [
"### Equal Connection Scaling\n",
"This section shows equal connections scaling at various speeds and number of connections."
"### Error Bar Evaluation"
]
},
{
@ -354,10 +359,13 @@
"source": [
"plot_iperf_results(\n",
" {\n",
" '2x1MBps Connections (proxied)': directionInbound['Two1MBProxied'],\n",
" '1x1MBps Connection (not proxied)': directionInbound['One1MBNotProxied'],\n",
" '4x1MB Connections (proxied)': StandardTest([1,1,1,1]),\n",
" '3x1MB Connections (proxied)': StandardTest([1,1,1]),\n",
" '2x1MB Connections (proxied)': StandardTest([1,1]),\n",
" },\n",
" 'Two Equal 1MB Connections',\n",
" error_bars_x=False,\n",
" error_bars_y=False,\n",
" filename='png',\n",
")"
]
},
@ -373,43 +381,26 @@
"source": [
"plot_iperf_results(\n",
" {\n",
" '2x2MBps Connections (proxied)': directionInbound['Two2MBProxied'],\n",
" '1x2MBps Connection (not proxied)': directionInbound['One2MBNotProxied'],\n",
" '4x1MB Connections (proxied)': StandardTest([1,1,1,1]),\n",
" '3x1MB Connections (proxied)': StandardTest([1,1,1]),\n",
" '2x1MB Connections (proxied)': StandardTest([1,1]),\n",
" },\n",
" 'Two Equal 2MB Connections',\n",
")"
]
},
{
"cell_type": "code",
"execution_count": null,
"metadata": {
"pycharm": {
"name": "#%%\n"
}
},
"outputs": [],
"source": [
"plot_iperf_results(\n",
" {\n",
" '4x1MBps Connections (proxied)': directionInbound['Four1MBProxied'],\n",
" '3x1MBps Connections (proxied)': directionInbound['Three1MBProxied'],\n",
" '2x1MBps Connections (proxied)': directionInbound['Two1MBProxied'],\n",
" },\n",
" 'More Equal Connections',\n",
" error_bars_x=True,\n",
" error_bars_y=False,\n",
" filename='png',\n",
")"
]
},
{
"cell_type": "markdown",
"metadata": {
"collapsed": false,
"pycharm": {
"name": "#%% md\n"
}
},
"source": [
"### Mixed Connections Scaling\n",
"This section shows mixed connections at various speeds with various events."
"### More than 2 connections evaluation"
]
},
{
@ -424,11 +415,11 @@
"source": [
"plot_iperf_results(\n",
" {\n",
" '2x2MBps Connections (proxied)': directionInbound['Two2MBProxied'],\n",
" '1x1MBps + 1x2MBps Connections (proxied)': directionInbound['One1MBOne2MBProxied'],\n",
" '2x1MBps Connections (proxied)': directionInbound['Two1MBProxied'],\n",
" '4x1MB Connections (proxied)': StandardTest([1,1,1,1]),\n",
" '3x1MB Connections (proxied)': StandardTest([1,1,1]),\n",
" '2x1MB Connections (proxied)': StandardTest([1,1]),\n",
" },\n",
" 'Mixed Speed Connections',\n",
" filename='png',\n",
")"
]
},
@ -444,29 +435,138 @@
"source": [
"plot_iperf_results(\n",
" {\n",
" '1x2MBps + 1xYMBps Connections (proxied)': directionInbound['One2MBOneYMBProxiedSlow15Return30'],\n",
" '4x2MB Connections (proxied)': StandardTest([2,2,2,2]),\n",
" '3x2MB Connections (proxied)': StandardTest([2,2,2]),\n",
" '2x2MB Connections (proxied)': StandardTest([2,2]),\n",
" },\n",
" 'Network Slow',\n",
" events={0: 'Y=2', 15: 'Y=1', 30: 'Y=2'}\n",
" filename='png',\n",
")"
]
},
{
"cell_type": "markdown",
"metadata": {
"collapsed": false,
"pycharm": {
"name": "#%% md\n"
}
},
"source": [
"## Criteria\n",
"This section automatically verifies some criteria with assertions."
"### Mixed Performance Evaluation"
]
},
{
"cell_type": "code",
"execution_count": null,
"metadata": {},
"metadata": {
"pycharm": {
"name": "#%%\n"
}
},
"outputs": [],
"source": [
"plot_iperf_results(\n",
" {\n",
" '2x2MB Connections (proxied)': StandardTest([2,2]),\n",
" '1x1MB + 1x2MB Connections (proxied)': StandardTest([1,2]),\n",
" '2x1MB Connections (proxied)': StandardTest([1,1]),\n",
" },\n",
" filename='png',\n",
")"
]
},
{
"cell_type": "markdown",
"metadata": {
"collapsed": false,
"pycharm": {
"name": "#%% md\n"
}
},
"source": [
"### Eventful Evaluation"
]
},
{
"cell_type": "code",
"execution_count": null,
"metadata": {
"pycharm": {
"name": "#%%\n"
}
},
"outputs": [],
"source": [
"plot_iperf_results(\n",
" {\n",
" 'Varied Connection': StandardTest([2,2], events={10: (0,1), 15: (0,2)}, duration=30),\n",
" },\n",
" filename='png',\n",
")"
]
},
{
"cell_type": "markdown",
"metadata": {
"collapsed": false,
"pycharm": {
"name": "#%% md\n"
}
},
"source": [
"### Comparisons to a Direct Connection"
]
},
{
"cell_type": "code",
"execution_count": null,
"metadata": {
"pycharm": {
"name": "#%%\n"
}
},
"outputs": [],
"source": [
"plot_iperf_results(\n",
" {\n",
" '1x2MB Connection (not proxied)': DirectTest(2),\n",
" '2x1MB Connections (proxied)': StandardTest([1,1]),\n",
" '1x1MB Connection (not proxied)': DirectTest(1),\n",
"\n",
" },\n",
" filename='png',\n",
")"
]
},
{
"cell_type": "code",
"execution_count": null,
"metadata": {
"pycharm": {
"name": "#%%\n"
}
},
"outputs": [],
"source": [
"plot_iperf_results(\n",
" {\n",
" '1x4MB Connection (not proxied)': DirectTest(4),\n",
" '2x2MB Connections (proxied)': StandardTest([2,2]),\n",
" '1x2MB Connection (not proxied)': DirectTest(2),\n",
"\n",
" },\n",
" filename='png',\n",
")"
]
},
{
"cell_type": "code",
"execution_count": null,
"metadata": {
"pycharm": {
"name": "#%%\n"
}
},
"outputs": [],
"source": []
}

View File

@ -1,928 +0,0 @@
{
"start": {
"connected": [{
"socket": 5,
"local_host": "2.2.2.3",
"local_port": 33206,
"remote_host": "2.2.2.2",
"remote_port": 5201
}],
"version": "iperf 3.6",
"system_info": "Linux Manual-LocalPortal 4.19.0-12-amd64 #1 SMP Debian 4.19.152-1 (2020-10-18) x86_64",
"timestamp": {
"time": "Tue, 03 Nov 2020 20:35:32 GMT",
"timesecs": 1604435732
},
"connecting_to": {
"host": "2.2.2.2",
"port": 5201
},
"cookie": "axalr4267zeh7islurtqh5euv2dodaj24kyf",
"tcp_mss_default": 1448,
"sock_bufsize": 0,
"sndbuf_actual": 16384,
"rcvbuf_actual": 131072,
"test_start": {
"protocol": "TCP",
"num_streams": 1,
"blksize": 131072,
"omit": 5,
"duration": 30,
"bytes": 0,
"blocks": 0,
"reverse": 0,
"tos": 0
}
},
"intervals": [{
"streams": [{
"socket": 5,
"start": 0,
"end": 1.0003411769866943,
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}

View File

@ -1,928 +0,0 @@
{
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}

View File

@ -1,928 +0,0 @@
{
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}

View File

@ -1,928 +0,0 @@
{
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}

View File

@ -1,904 +0,0 @@
{
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}
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"retransmits": 104,
"snd_cwnd": 27512,
"rtt": 9093,
"rttvar": 4584,
"pmtu": 1500,
"omitted": false
}],
"sum": {
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"end": 12.000174045562744,
"seconds": 0.99984312057495117,
"bytes": 4561200,
"bits_per_second": 36495325.365660332,
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"retransmits": 19,
"snd_cwnd": 40544,
"rtt": 20490,
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"omitted": false
}],
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"start": 12.000174045562744,
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"seconds": 1.000248908996582,
"bytes": 2736720,
"bits_per_second": 21888311.80227242,
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}
}, {
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"retransmits": 55,
"snd_cwnd": 21720,
"rtt": 9322,
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"omitted": false
}],
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"start": 13.000422954559326,
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"seconds": 0.99981999397277832,
"bytes": 4561200,
"bits_per_second": 36496169.530485995,
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}
}, {
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}],
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"seconds": 0.99991989135742188,
"bytes": 3648960,
"bits_per_second": 29194018.693208914,
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}
}, {
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"seconds": 1.0001530647277832,
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"retransmits": 35,
"snd_cwnd": 37648,
"rtt": 18655,
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"pmtu": 1500,
"omitted": false
}],
"sum": {
"start": 15.000162839889526,
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"seconds": 1.0001530647277832,
"bytes": 3648960,
"bits_per_second": 29187212.467268948,
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}
}, {
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"omitted": false
}],
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"start": 16.00031590461731,
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"seconds": 0.99975895881652832,
"bytes": 4561200,
"bits_per_second": 36498397.616956413,
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}
}, {
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"retransmits": 88,
"snd_cwnd": 27512,
"rtt": 6317,
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"pmtu": 1500,
"omitted": false
}],
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"start": 17.000074863433838,
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"seconds": 1.0000860691070557,
"bytes": 3648960,
"bits_per_second": 29189167.714399125,
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}
}, {
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"retransmits": 31,
"snd_cwnd": 30408,
"rtt": 20038,
"rttvar": 7181,
"pmtu": 1500,
"omitted": false
}],
"sum": {
"start": 18.000160932540894,
"end": 19.000382900238037,
"seconds": 1.0002219676971436,
"bytes": 2736720,
"bits_per_second": 21888901.370969683,
"retransmits": 31,
"omitted": false
}
}, {
"streams": [{
"socket": 5,
"start": 19.000382900238037,
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"seconds": 0.99969601631164551,
"bytes": 4626360,
"bits_per_second": 37022134.124882035,
"retransmits": 118,
"snd_cwnd": 39096,
"rtt": 12253,
"rttvar": 7091,
"pmtu": 1500,
"omitted": false
}],
"sum": {
"start": 19.000382900238037,
"end": 20.000078916549683,
"seconds": 0.99969601631164551,
"bytes": 4626360,
"bits_per_second": 37022134.124882035,
"retransmits": 118,
"omitted": false
}
}, {
"streams": [{
"socket": 5,
"start": 20.000078916549683,
"end": 21.000180006027222,
"seconds": 1.0001010894775391,
"bytes": 3648960,
"bits_per_second": 29188729.326602343,
"retransmits": 66,
"snd_cwnd": 28960,
"rtt": 10169,
"rttvar": 8560,
"pmtu": 1500,
"omitted": false
}],
"sum": {
"start": 20.000078916549683,
"end": 21.000180006027222,
"seconds": 1.0001010894775391,
"bytes": 3648960,
"bits_per_second": 29188729.326602343,
"retransmits": 66,
"omitted": false
}
}, {
"streams": [{
"socket": 5,
"start": 21.000180006027222,
"end": 22.000144958496094,
"seconds": 0.99996495246887207,
"bytes": 3648960,
"bits_per_second": 29192703.132171731,
"retransmits": 74,
"snd_cwnd": 30408,
"rtt": 6238,
"rttvar": 5972,
"pmtu": 1500,
"omitted": false
}],
"sum": {
"start": 21.000180006027222,
"end": 22.000144958496094,
"seconds": 0.99996495246887207,
"bytes": 3648960,
"bits_per_second": 29192703.132171731,
"retransmits": 74,
"omitted": false
}
}, {
"streams": [{
"socket": 5,
"start": 22.000144958496094,
"end": 23.000087976455688,
"seconds": 0.99994301795959473,
"bytes": 3648960,
"bits_per_second": 29193343.49627867,
"retransmits": 49,
"snd_cwnd": 30408,
"rtt": 13749,
"rttvar": 4520,
"pmtu": 1500,
"omitted": false
}],
"sum": {
"start": 22.000144958496094,
"end": 23.000087976455688,
"seconds": 0.99994301795959473,
"bytes": 3648960,
"bits_per_second": 29193343.49627867,
"retransmits": 49,
"omitted": false
}
}, {
"streams": [{
"socket": 5,
"start": 23.000087976455688,
"end": 24.000288963317871,
"seconds": 1.0002009868621826,
"bytes": 3648960,
"bits_per_second": 29185814.0348169,
"retransmits": 138,
"snd_cwnd": 31856,
"rtt": 7151,
"rttvar": 11584,
"pmtu": 1500,
"omitted": false
}],
"sum": {
"start": 23.000087976455688,
"end": 24.000288963317871,
"seconds": 1.0002009868621826,
"bytes": 3648960,
"bits_per_second": 29185814.0348169,
"retransmits": 138,
"omitted": false
}
}, {
"streams": [{
"socket": 5,
"start": 24.000288963317871,
"end": 25.000213861465454,
"seconds": 0.999924898147583,
"bytes": 3714120,
"bits_per_second": 29715191.665939037,
"retransmits": 62,
"snd_cwnd": 28960,
"rtt": 14113,
"rttvar": 1352,
"pmtu": 1500,
"omitted": false
}],
"sum": {
"start": 24.000288963317871,
"end": 25.000213861465454,
"seconds": 0.999924898147583,
"bytes": 3714120,
"bits_per_second": 29715191.665939037,
"retransmits": 62,
"omitted": false
}
}, {
"streams": [{
"socket": 5,
"start": 25.000213861465454,
"end": 26.000295877456665,
"seconds": 1.0000820159912109,
"bytes": 3648960,
"bits_per_second": 29189286.011775006,
"retransmits": 68,
"snd_cwnd": 82536,
"rtt": 56523,
"rttvar": 45608,
"pmtu": 1500,
"omitted": false
}],
"sum": {
"start": 25.000213861465454,
"end": 26.000295877456665,
"seconds": 1.0000820159912109,
"bytes": 3648960,
"bits_per_second": 29189286.011775006,
"retransmits": 68,
"omitted": false
}
}, {
"streams": [{
"socket": 5,
"start": 26.000295877456665,
"end": 27.000303030014038,
"seconds": 1.000007152557373,
"bytes": 3648960,
"bits_per_second": 29191471.206327394,
"retransmits": 230,
"snd_cwnd": 52128,
"rtt": 22512,
"rttvar": 14539,
"pmtu": 1500,
"omitted": false
}],
"sum": {
"start": 26.000295877456665,
"end": 27.000303030014038,
"seconds": 1.000007152557373,
"bytes": 3648960,
"bits_per_second": 29191471.206327394,
"retransmits": 230,
"omitted": false
}
}, {
"streams": [{
"socket": 5,
"start": 27.000303030014038,
"end": 28.000287055969238,
"seconds": 0.9999840259552002,
"bytes": 3648960,
"bits_per_second": 29192146.316653065,
"retransmits": 72,
"snd_cwnd": 46336,
"rtt": 12034,
"rttvar": 4791,
"pmtu": 1500,
"omitted": false
}],
"sum": {
"start": 27.000303030014038,
"end": 28.000287055969238,
"seconds": 0.9999840259552002,
"bytes": 3648960,
"bits_per_second": 29192146.316653065,
"retransmits": 72,
"omitted": false
}
}, {
"streams": [{
"socket": 5,
"start": 28.000287055969238,
"end": 29.000072956085205,
"seconds": 0.9997859001159668,
"bytes": 4561200,
"bits_per_second": 36497414.092124633,
"retransmits": 151,
"snd_cwnd": 23168,
"rtt": 13022,
"rttvar": 3630,
"pmtu": 1500,
"omitted": false
}],
"sum": {
"start": 28.000287055969238,
"end": 29.000072956085205,
"seconds": 0.9997859001159668,
"bytes": 4561200,
"bits_per_second": 36497414.092124633,
"retransmits": 151,
"omitted": false
}
}, {
"streams": [{
"socket": 5,
"start": 29.000072956085205,
"end": 29.999979019165039,
"seconds": 0.999906063079834,
"bytes": 3648960,
"bits_per_second": 29194422.434129488,
"retransmits": 35,
"snd_cwnd": 27512,
"rtt": 14104,
"rttvar": 2315,
"pmtu": 1500,
"omitted": false
}],
"sum": {
"start": 29.000072956085205,
"end": 29.999979019165039,
"seconds": 0.999906063079834,
"bytes": 3648960,
"bits_per_second": 29194422.434129488,
"retransmits": 35,
"omitted": false
}
}],
"end": {
"streams": [{
"sender": {
"socket": 5,
"start": 0,
"end": 29.999979019165039,
"seconds": 29.999979019165039,
"bytes": 112726800,
"bits_per_second": 30060501.023147028,
"retransmits": 2542,
"max_snd_cwnd": 82536,
"max_rtt": 56523,
"min_rtt": 604,
"mean_rtt": 14237
},
"receiver": {
"socket": 5,
"start": 0,
"end": 30.074513912200928,
"seconds": 29.999979019165039,
"bytes": 112376384,
"bits_per_second": 29892788.113701824
}
}],
"sum_sent": {
"start": 0,
"end": 29.999979019165039,
"seconds": 29.999979019165039,
"bytes": 112726800,
"bits_per_second": 30060501.023147028,
"retransmits": 2542
},
"sum_received": {
"start": 0,
"end": 30.074513912200928,
"seconds": 30.074513912200928,
"bytes": 112376384,
"bits_per_second": 29892788.113701824
},
"cpu_utilization_percent": {
"host_total": 0.22899917925098145,
"host_user": 0.082528055178228629,
"host_system": 0.14647967413545043,
"remote_total": 2.3161445099272395,
"remote_user": 0.21584379195901418,
"remote_system": 2.1003007179682252
},
"sender_tcp_congestion": "cubic",
"receiver_tcp_congestion": "cubic"
}
}

File diff suppressed because it is too large Load Diff

View File

@ -136,7 +136,7 @@ class ProxmoxRunner:
def build(self, bridge: structure.Bridge):
bridges, nodes = bridge_node_search(bridge, lambda x: self._create_bridge(x), lambda x: self._create_node(x))
self._build_bridges()
self._build_bridges(bridges)
with concurrent.futures.ThreadPoolExecutor(max_workers=8) as executor:
build_futures = [executor.submit(self._build_node, node) for node in nodes]
@ -177,10 +177,16 @@ class ProxmoxRunner:
self._created_bridges.append(bridge_name)
return bridge_name
def _build_bridges(self):
def _build_bridges(self, bridges: List[structure.Bridge]):
network_task = self._proxmox.nodes(self._proxmox_node).network.put()
self._await_task(network_task)
existing = []
for bridge in bridges:
while True in [ipaddress.ip_network(bridge.get_network()).overlaps(x) for x in existing]:
bridge.new_network()
existing.append(bridge.get_network())
def _create_node(self, node: structure.Node) -> int:
while True:
try:
@ -227,11 +233,11 @@ class ProxmoxRunner:
except (paramiko.ssh_exception.AuthenticationException, paramiko.ssh_exception.NoValidConnectionsError):
time.sleep(10)
node.client = client
node.ssh_client = client
def _close_ssh(self, node: structure.Node):
node.client.close()
del node.client
node.ssh_client.close()
del node.ssh_client
def ssh(
self,
@ -241,7 +247,7 @@ class ProxmoxRunner:
error_stdout=False,
return_stdout=False,
) -> Union[int, str]:
chan = node.client.get_transport().open_session()
chan = node.ssh_client.get_transport().open_session()
chan.exec_command(command)
exit_status = chan.recv_exit_status()
@ -296,7 +302,7 @@ class ProxmoxRunner:
self._setup_node_interfaces(node)
start_task = self._proxmox.nodes(self._proxmox_node).qemu(node.get_id()).status.start.post()
self._await_task(start_task)
self._await_task(start_task, timeout=20)
self._open_ssh(node)
node.ssh = (lambda n: lambda *args, **kwargs: self.ssh(n, *args, **kwargs))(node)
@ -310,15 +316,14 @@ class ProxmoxRunner:
interface = interfaces[i]
method = interface.get_method()
if method == structure.IpMethod.Manual:
pass
elif method == structure.IpMethod.Management:
if method == structure.IpMethod.Management:
interface.set_bridge(self._management_bridge)
addr = self._management_initial_ip + node.get_id() - self._initial_vm_id
kwargs['ipconfig{}'.format(i)] = 'ip={}/{}'.format(addr, self._management_netmask)
interface.set_address(addr)
elif method == structure.IpMethod.Auto4:
elif method == structure.IpMethod.Auto4 or method == structure.IpMethod.Manual:
# handle manual the same as auto4 so it doesn't get stuck in DHCP
bridge = interface.get_bridge()
addr = bridge.get_ip_address()
@ -365,7 +370,8 @@ class ProxmoxRunner:
def _setup_node(self, node: structure.Node):
if node.get_setup() is not None:
self.ssh(node, node.get_setup(), error_stdout=True, error_stderr=True)
cmd = node.get_setup()
self.ssh(node, cmd, error_stdout=True, error_stderr=True)
def teardown(self):
for node in self._created_nodes:

View File

@ -3,3 +3,4 @@ from .structure import Node
from .structure import IpMethod, Interface, Bridge
from .structure import SpeedTestServer, LocalPortal, RemotePortal
from .structure import StandardEnvironment, StandardTest, StandardIperfResult

View File

@ -1,9 +1,12 @@
import ipaddress
import json
import textwrap
import threading
from enum import Enum
import random
from typing import List, Optional, Union, Dict
import numpy as np
from typing import List, Optional, Union, Dict, Tuple
class IpMethod(Enum):
@ -65,9 +68,11 @@ class Bridge:
interface.set_bridge(self)
# Generate a random class c private range by default (10.0.0.0)
self._addr: ipaddress.ip_address = None
self._network_iterator: iter = None
self.netmask = 24
self._addr: ipaddress.ip_address = ipaddress.ip_address('10.0.0.0') + random.randint(0, 16777216)
self._network_iterator = ipaddress.ip_network('{}/{}'.format(self._addr, self.netmask), False).hosts()
self.new_network()
def get_interfaces(self) -> List[Interface]:
return self._interfaces
@ -85,9 +90,16 @@ class Bridge:
def get_ip_address(self) -> ipaddress.ip_address:
return next(self._network_iterator)
def get_network(self) -> str:
def get_network(self) -> ipaddress.ip_network:
return ipaddress.ip_network('{}/{}'.format(self._addr, self.netmask), False)
def get_network_string(self) -> str:
return str(ipaddress.ip_network('{}/{}'.format(self._addr, self.netmask), False))
def new_network(self):
self._addr: ipaddress.ip_address = ipaddress.ip_address('10.0.0.0') + random.randint(0, 16777216)
self._network_iterator = ipaddress.ip_network('{}/{}'.format(self._addr, self.netmask), False).hosts()
class Node:
def __init__(self, interfaces: List[Interface], setup_params: Dict = None):
@ -126,15 +138,41 @@ class Node:
class SpeedTestServer(Node):
def client(self, server: Interface):
pass
def __init__(self, clone_interface: Interface = None, **kwargs):
super().__init__([Interface(IpMethod.Manual)], **kwargs)
# Entry method for running the serve with `with speedtest:`
def __enter__(self):
pass
self.clone_interface = clone_interface
def __exit__(self, exc_type, exc_val, exc_tb):
pass
def get_internet_setup(self) -> Optional[str]:
return textwrap.dedent('''
cloud-init status --wait || cloud-init status --long
sleep 2
sudo apt-get install -y iperf3
''')
def get_setup(self) -> Optional[str]:
if self.clone_interface is None:
return None
self.get_interfaces()[0].set_address(self.clone_interface.get_address())
return textwrap.dedent('''
set -e
sudo ip addr flush dev eth0
sudo ip addr add {} dev eth0
sudo ip route add 192.168.1.1 dev eth0
sudo ip route add default via 192.168.1.1 dev eth0
''').format(self.clone_interface.get_address())
def server(self):
self.ssh('iperf3 -s -1 -D', error_stdout=True, error_stderr=True)
def client(self, target, time=30):
if isinstance(target, SpeedTestServer):
target = target.get_interfaces()[0].get_address()
command = 'iperf3 -c {target} -t {time} -O 5 -J'.format(target=target, time=time)
return self.ssh(command, error_stdout=True, error_stderr=True, return_stdout=True)
class RemotePortal(Node):
@ -150,58 +188,55 @@ class RemotePortal(Node):
return textwrap.dedent('''
set -e
wget -q http://10.20.0.11/minio-client
chmod +x minio-client
./minio-client alias set s3 http://10.20.0.25:3900 {access_key} {secret_key} || \
./minio-client alias set s3 s3.us-west-001.backblazeb2.com {access_key} {secret_key}
./minio-client cp s3/dissertation/binaries/debian/{branch} mpbl3p
wget -q https://f001.backblazeb2.com/file/dissertation/binaries/debian/{branch} -O mpbl3p
chmod +x mpbl3p
cloud-init status --wait || cloud-init status --long
sudo apt-get install -y iperf3
''').format(**self.setup_params)
def get_setup(self) -> Optional[str]:
return textwrap.dedent('''
set -e
sudo sysctl -w net.ipv4.conf.all.arp_announce=1
sudo sysctl -w net.ipv4.conf.all.arp_ignore=2
sudo sysctl -w net.ipv4.ip_forward=1
sudo sysctl -w net.ipv4.conf.eth0.proxy_arp=1
cat << EOF > config.ini
[Host]
PrivateKey = INVALID
[Peer]
PublicKey = INVALID
Method = TCP
LocalHost = {local_host}
LocalPort = 1234
EOF
(nohup sudo ./mpbl3p > mpbl3p.log 2>&1 & echo $! > mpbl3p.pid)
sleep 10
ps $(cat mpbl3p.pid) || cat mpbl3p.log
sleep 1
sudo ip link set up nc0
sudo ip addr add 172.19.152.2/31 dev nc0
sudo ip link set up nc0
ps $(cat mpbl3p.pid)
sudo ip rule add from all table local priority 20
sudo ip rule del priority 0
sudo ip rule add to {local_host} dport 1234 table local priority 9
sudo ip route flush 10
sudo ip route add table 10 to {local_host} via 172.19.152.3 dev nc0
sudo ip rule add to {local_host} table 10 priority 10
ps $(cat mpbl3p.pid) || cat mpbl3p.log
''').format(
local_host=self.get_interfaces()[0].get_address(),
**self.setup_params,
)
def speedtest_server(self):
self.ssh('iperf3 -s -1 -D', error_stdout=True, error_stderr=True)
def speedtest_client(self, target, time=30):
command = 'iperf3 -c {target} -t {time} -O 5 -J'.format(target=target, time=time)
out = self.ssh(command, error_stdout=True, error_stderr=True, return_stdout=True)
return json.loads(out)
class LocalPortal(Node):
def __init__(self, wan_interfaces: List[Interface], child: Optional[Node], **kwargs):
@ -220,18 +255,11 @@ class LocalPortal(Node):
def get_internet_setup(self) -> Optional[str]:
return textwrap.dedent('''
set -e
wget -q http://10.20.0.11/minio-client
chmod +x minio-client
./minio-client alias set s3 http://10.20.0.25:3900 {access_key} {secret_key} || \
./minio-client alias set s3 s3.us-west-001.backblazeb2.com {access_key} {secret_key}
./minio-client cp s3/dissertation/binaries/debian/{branch} mpbl3p
wget -q https://f001.backblazeb2.com/file/dissertation/binaries/debian/{branch} -O mpbl3p
chmod +x mpbl3p
cloud-init status --wait || cloud-init status --long
sudo apt-get install -y iperf3
''').format(**self.setup_params)
def get_setup(self) -> str:
@ -239,9 +267,9 @@ class LocalPortal(Node):
[Peer]
PublicKey = INVALID
Method = TCP
LocalHost = {local_host}
RemoteHost = {remote_host}
RemotePort = 1234
''')
@ -249,7 +277,7 @@ class LocalPortal(Node):
peers = '\n\n'.join([peer_string.format(
local_host=x.get_address(),
remote_host=self.remote_portal.get_interfaces()[0].get_address(),
) for x in self.get_interfaces()[:-1]])
) for x in self.get_interfaces()[:-2]])
policy_routing_string = textwrap.dedent('''
sudo ip route flush {table_number}
@ -258,18 +286,23 @@ class LocalPortal(Node):
''')
policy_routing = '\n\n'.join([policy_routing_string.format(
table_number=i+10,
table_number=i + 10,
device='eth{}'.format(i),
network=iface.get_bridge().get_network(),
network=iface.get_bridge().get_network_string(),
local_address=iface.get_address(),
) for i, iface in enumerate(self.get_interfaces()[:-1])])
) for i, iface in enumerate(self.get_interfaces()[:-2])])
return textwrap.dedent('''
set -e
sudo sysctl -w net.ipv4.conf.all.arp_announce=1
sudo sysctl -w net.ipv4.conf.all.arp_ignore=2
sudo sysctl -w net.ipv4.conf.all.arp_ignore=1
sudo sysctl -w net.ipv4.ip_forward=1
sudo ip addr flush dev {local_interface}
sudo ip addr add 192.168.1.1 dev {local_interface}
{policy_routing}
cat << EOF > config.ini
@ -278,20 +311,240 @@ class LocalPortal(Node):
{peers}
EOF
(nohup sudo ./mpbl3p > mpbl3p.log 2>&1 & echo $! > mpbl3p.pid)
sleep 10
ps $(cat mpbl3p.pid) || cat mpbl3p.log
sleep 1
sudo ip link set up nc0
sudo ip addr add 172.19.152.3/31 dev nc0
ps $(cat mpbl3p.pid)
''').format(**self.setup_params, peers=peers, policy_routing=policy_routing)
sudo ip link set up nc0
def speedtest_server(self):
self.ssh('iperf3 -s -1 -D', error_stdout=True, error_stderr=True)
sudo ip route flush 18
sudo ip route add table 18 default via 172.19.152.2 dev nc0
sudo ip rule add from {remote_host} iif {local_interface} table 18 priority 18
def speedtest_client(self, target, time=30):
command = 'iperf3 -c {target} -t {time} -O 5 -J'.format(target=target, time=time)
out = self.ssh(command, error_stdout=True, error_stderr=True, return_stdout=True)
return json.loads(out)
sudo ip route flush 19
sudo ip route add to {remote_host} dev {local_interface} table 19
sudo ip rule add to {remote_host} table 19 priority 19
ps $(cat mpbl3p.pid) || cat mpbl3p.log
''').format(
**self.setup_params,
peers=peers,
policy_routing=policy_routing,
remote_host=self.remote_portal.get_interfaces()[0].get_address(),
local_interface='eth{}'.format(len(self.get_interfaces()) - 2),
)
class StandardTest:
def __init__(
self,
rates: List[int],
events: Dict[float, Tuple[int, int]] = None,
duration: int = 10,
variation_target: float = 0.2,
max_failures: int = 3,
max_attempts: int = 60,
):
self.rates = rates
self.events = events if events is not None else dict()
self.duration = duration
self.variation_target = variation_target
self.max_failures = max_failures
self.max_attempts = max_attempts
def name(self) -> str:
name_builder = ['R{}-{}'.format(*y) for y in enumerate(self.rates)]
name_builder += ['E{}R{}-{}'.format(x, *y) for (x, y) in self.events.items()]
name_builder.append('T{}'.format(self.duration))
return ''.join(name_builder)
class DirectTest(StandardTest):
def __init__(self, rate: int, **kwargs):
super().__init__([rate], **kwargs)
def name(self) -> str:
return 'D{}'.format(super().name())
class StandardIperfResult:
def __init__(self, test: StandardTest, iperf: str, interval_size=1.0):
self.test = test
self.interval_size = interval_size
# list containing an exact time and a value
self.data: List[Tuple[float, float]] = []
self.add_results(iperf)
def add_results(self, iperf: str):
data = json.loads(iperf)
# grab the sum data of all non omitted intervals, excluding any that are smaller than expected
intervals = [
x['sum'] for x in data['intervals'] if
(not x['sum']['omitted']) and (x['sum']['end'] - x['sum']['start'] > self.interval_size / 2)
]
for (time, result) in zip(
[((x['start'] + x['end']) / 2) for x in intervals],
[x['bits_per_second'] for x in intervals],
):
self.data.append((time, result))
def bins(self) -> List[List[Tuple[float, float]]]:
bins: List[List[Tuple[float, float]]] = [[] for _ in np.arange(0, self.test.duration, self.interval_size)]
for time, result in self.data:
index = int(np.round((time - self.interval_size / 2) / self.interval_size))
bins[index].append((time, result))
return bins
def summarise(self) -> Dict[float, float]:
bins = self.bins()
means = [np.mean(x, axis=0)[1] for x in bins]
times = [i + self.interval_size / 2 for i in np.arange(0, self.test.duration, self.interval_size)]
return dict(zip(times, means))
def standard_deviation(self) -> Dict[float, float]:
bins = self.bins()
stds = [np.std(x, axis=0)[1] for x in bins]
times = [i + self.interval_size / 2 for i in np.arange(0, self.test.duration, self.interval_size)]
return dict(zip(times, stds))
def coefficient_variance(self) -> Dict[float, float]:
stds = self.standard_deviation()
means = self.summarise()
return {k: stds[k] / means[k] for k in stds.keys()}
def time_range(self) -> Dict[float, Tuple[float, float]]:
bins = self.bins()
times = [i + self.interval_size / 2 for i in np.arange(0, self.test.duration, self.interval_size)]
ranges = [(-np.min(x, axis=0)[0] + time, np.max(x, axis=0)[0] - time) for (x, time) in zip(bins, times)]
return dict(zip(times, ranges))
def repeat_until_satisfied(reducer, satisfied, initial=None, max_attempts=100, max_failures=3):
val = initial()
i = 0
for i in range(max_attempts):
for j in range(max_failures):
try:
val = reducer(val)
except Exception as e:
print('failed with {}'.format(e))
if j == max_failures - 1:
raise e
if satisfied(val):
return val
raise RuntimeError('too many attempts')
class BaseEnvironment:
def __init__(self, runner, top_level_bridge: Bridge):
self.top_level_bridge = top_level_bridge
self._runner = runner
def __enter__(self):
try:
self._runner.build(self.top_level_bridge)
except Exception as e:
self._runner.teardown()
raise e
return self
def __exit__(self, exc_type, exc_val, exc_tb):
self._runner.teardown()
def _test(
self,
test: StandardTest,
inbound_server: SpeedTestServer,
inbound_client: SpeedTestServer,
rated_node: Node,
expected_interfaces: int,
) -> Tuple[StandardIperfResult, StandardIperfResult]:
if len(test.rates) != expected_interfaces:
raise RuntimeError('mismatched number of interfaces')
results = []
for server, client in [(inbound_server, inbound_client), (inbound_client, inbound_server)]:
def test_reducer(old: Optional[StandardIperfResult]) -> StandardIperfResult:
for i, r in enumerate(test.rates):
rated_node.get_interfaces()[i].set_rate(r)
server.server()
for t, (iface, rate) in test.events.items():
threading.Timer(
5 + t,
(lambda s: lambda: s.lp.get_interfaces()[iface].set_rate(rate))(self),
)
iperf = client.client(server, time=test.duration)
if old is None:
return StandardIperfResult(test, iperf)
else:
old.add_results(iperf)
return old
result = repeat_until_satisfied(
test_reducer,
lambda x: max(x.coefficient_variance().values()) < test.variation_target,
max_failures=test.max_failures,
max_attempts=test.max_attempts,
)
results.append(result)
# Return a tuple of (inbound, outbound)
return results[0], results[1]
class StandardEnvironment(BaseEnvironment):
def __init__(self, interfaces: int, runner, setup_params: dict):
self._interfaces = interfaces
self.rp = RemotePortal([Interface(IpMethod.Auto4)], setup_params=setup_params)
self.st = SpeedTestServer()
self.cl = SpeedTestServer(clone_interface=self.rp.get_interfaces()[0])
self.lp = LocalPortal(
[Interface(IpMethod.Auto4) for _ in range(interfaces)],
self.cl,
setup_params=setup_params,
)
self.rp.set_local_portal(self.lp)
self.lp.set_remote_portal(self.rp)
super().__init__(runner, Bridge(
self.st.get_interfaces()[0],
self.rp.get_interfaces()[0],
*self.lp.get_interfaces()[0:interfaces],
))
def test(self, test: StandardTest) -> Tuple[StandardIperfResult, StandardIperfResult]:
return self._test(test, self.st, self.cl, self.lp, self._interfaces)
class DirectEnvironment(BaseEnvironment):
def __init__(self, runner):
self.st1 = SpeedTestServer()
self.st2 = SpeedTestServer()
super().__init__(runner, Bridge(
self.st1.get_interfaces()[0],
self.st2.get_interfaces()[0],
))
def test(self, test: StandardTest) -> Tuple[StandardIperfResult, StandardIperfResult]:
return self._test(test, self.st2, self.st1, self.st2, 1)